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发明名称
Electric discharge device
摘要
申请公布号
US2450197(A)
申请公布日期
1948.09.28
申请号
US19450637889
申请日期
1945.12.29
申请人
SYLVANIA ELECTRIC PRODUCTS, INC.
发明人
ISHLER HARRY KENNETH
分类号
H01J19/46
主分类号
H01J19/46
代理机构
代理人
主权项
地址
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